lkml.org 
[lkml]   [2021]   [Feb]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v6 00/16] remoteproc: Add support for detaching a remote processor
From
Date
Hi Mathieu,

On 2/24/21 12:34 AM, Mathieu Poirier wrote:
> Following the work done here [1], this set provides support for the
> remoteproc core to release resources associated with a remote processor
> without having to switch it off. That way a platform driver can be removed
> or the application processor power cycled while the remote processor is
> still operating.
>
> Modifications for this revision are detailed in the changelog of each patch
> but the main difference is that going from RPROC_RUNNING -> RPROC_DETACHED
> is no longer supported to avoid dealing tricky resource table issues.

This seems reasonable to me. If necessary, this could be part of a separate series.

From test point of view, it is working pretty well on my side.

Thanks,
Arnaud

>
> Applies cleanly on rproc-next (e8b4e9a21af7). I will rebase on 5.12-rc1 when it
> comes out next week.
>
> Thanks,
> Mathieu
>
> Arnaud POULIQUEN (1):
> remoteproc: stm32: Move memory parsing to rproc_ops
>
> Mathieu Poirier (15):
> remoteproc: Remove useless check in rproc_del()
> remoteproc: Rename function rproc_actuate()
> remoteproc: Add new RPROC_ATTACHED state
> remoteproc: Properly represent the attached state
> remoteproc: Add new get_loaded_rsc_table() to rproc_ops
> remoteproc: stm32: Move resource table setup to rproc_ops
> remoteproc: Add new detach() remoteproc operation
> remoteproc: Introduce function __rproc_detach()
> remoteproc: Introduce function rproc_detach()
> remoteproc: Properly deal with the resource table when attached
> remoteproc: Properly deal with a kernel panic when attached
> remoteproc: Properly deal with a start request when attached
> remoteproc: Properly deal with a stop request when attached
> remoteproc: Properly deal with a detach request when attached
> remoteproc: Refactor rproc delete and cdev release path
>
> drivers/remoteproc/remoteproc_cdev.c | 21 +-
> drivers/remoteproc/remoteproc_core.c | 263 ++++++++++++++++++++---
> drivers/remoteproc/remoteproc_internal.h | 10 +
> drivers/remoteproc/remoteproc_sysfs.c | 17 +-
> drivers/remoteproc/stm32_rproc.c | 168 +++++++--------
> include/linux/remoteproc.h | 21 +-
> 6 files changed, 362 insertions(+), 138 deletions(-)
>

\
 
 \ /
  Last update: 2021-02-26 17:43    [W:0.978 / U:0.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site